Results 21 to 30 of about 3,336,001 (294)

Refining pedotransfer functions for estimating peat bulk density [PDF]

open access: yesMires and Peat, 2017
Several previous studies have demonstrated the close relationship between peat dry bulk density and gravimetric moisture content. However, the basis for including peat ash (mineral) content or variation in the specific gravity of peat solids has not been
S.J. Chapman   +3 more
doaj   +1 more source

Considering the soil compaction status on logging areas in a Hyrcanian forest

open access: yesJournal of Forest Science, 2015
This paper deals with the issue of soil compaction during timber harvesting operations on cutting areas. Soil compaction was assessed following the logging operation in Darabkola forest area by measuring soil bulk density.
S.A.O. Hosseini   +3 more
doaj   +1 more source

Density: Bulk in-situ or SG? [PDF]

open access: yesJournal of the Southern African Institute of Mining and Metallurgy, 2021
The density used to covert volume to tons is critical in determining the real in-situ tonnage of Mineral Resources. However, the methods used to determine density and the use of different technical terms are seen to be inconsistent throughout the industry.
openaire   +2 more sources

Bulk Density Adjustment of Resin-Based Equivalent Material for Geomechanical Model Test

open access: yesAdvances in Materials Science and Engineering, 2015
An equivalent material is of significance to the simulation of prototype rock in geomechanical model test. Researchers attempt to ensure that the bulk density of equivalent material is equal to that of prototype rock.
Pengxian Fan   +6 more
doaj   +1 more source

The formation bulk density prediction for intact and fractured siliciclastic rocks

open access: yesGeodesy and Geodynamics, 2019
The formation bulk density is one of the most important rock properties required for reservoir evaluation and geomechanical analysis. In intervals where the formation bulk density logs are not acquired, the industry practice is to estimate the formation ...
Babatunde Yusuf   +2 more
doaj   +1 more source

The Effects of Tyre Size on Soil Deformation and Soil Bulk Density Changes [PDF]

open access: yes, 2008
The selection of appropriate tyre size and inflation pressure for a particular load and soil condition are crucial to minimising soil compaction and ensuring soil sustainability.
D L Antille   +7 more
core   +1 more source

The density of superconductivity in the bulk regime [PDF]

open access: yesIndiana University Mathematics Journal, 2018
In the asymptotic limit of a large Ginzburg-Landau parameter, we give a new asymptotic formula for the $L^2$-norm of the Ginzburg-Landau order parameter. The formula is valid in the bulk regime where the intensity of the applied magnetic field is of the same order as the Ginzburg-Landau parameter and strictly below the second critical field.
Helffer, Bernard, Kachmar, Ayman
openaire   +3 more sources

Bulk modulus-density systematics [PDF]

open access: yesJournal of Geophysical Research, 1969
The elastic constants of crystals show a general tendency to increase as the mean molar volume 〈V〉 = 〈M〉/ρ decreases. The role of other factors, such as cation radius, crystal field effects, and anion-cation coordination, can now be discussed with available elastic constant data.
openaire   +2 more sources

Quantification of C and N stocks in grassland topsoils in a Dutch region dominated by dairy farming [PDF]

open access: yes, 2011
Estimates on soil organic carbon (SOC) and nitrogen (N) stocks in soils cannot be directly calculated from routine soil analyses, since these often lack measurements on soil bulk density (Bd).
Sonneveld, M.P.W.   +1 more
core   +1 more source

Energy content, bulk density, and the latent heat of vaporisation characteristics of abattoir paunch waste

open access: yes, 2022
This study investigated the higher heating values, lower heating values, bulk density, energy density, and latent heat of vaporisation characteristics of paunch.
Spence, Jennifer   +2 more
core   +1 more source

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